package com.changgou.goods.dao;

import com.changgou.goods.pojo.Brand;
import org.apache.ibatis.annotations.Select;
import tk.mybatis.mapper.common.Mapper;

import java.util.List;
import java.util.Map;

public interface BrandMapper extends Mapper<Brand> {
//    @Select("SELECT name,image FROM tb_brand WHERE id in" +
//            "(SELECT brand_id FROM tb_category_brand WHERE category_id = (SELECT id FROM tb_category WHERE name = #{categoryName}))")
    @Select("select name,image from tb_brand where id in ( select brand_id from tb_category_brand where category_id in ( select id from tb_category where name = #{categoryName} )  )")
    List<Map> findListByCategoryName(String categoryName);



}
